/Engine/Source/Runtime/Engine/Classes/Materials/MaterialInstanceConstant.h
void SetSparseVolumeTextureParameterValueEditorOnly ( const [FMaterialParameterInfo](API\Runtime\Engine\FMaterialParameterInfo) & ParameterInfo, class [USparseVolumeTexture](API\Runtime\Engine\SparseVolumeTexture\USparseVolumeTexture) * Value )